* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }

  html,
  body,
  #app {
    width: 100%;
    height: 100%;
    min-width: 1024px;
    min-height: 700px;
  }
  * {
    /*滚动条整体样式*/
    /*高宽分别对应横竖滚动条的尺寸*/
    &::-webkit-scrollbar {
      width: 6px;
      height: 6px;
    }
  
    &::-webkit-scrollbar-thumb:hover {
      background: rgba(#2E332E, 0.15);
    }
  
    /*滚动条里面小方块*/
    &::-webkit-scrollbar-thumb {
      border-radius: 6px;
      background: rgba(#2E332E, 0.05);
    }
  }
  
  @mixin flex {
    display: flex;
    align-items: center;
  }
  .flex {
    @include flex;
  }
  .flex-end {
    @include flex;
    justify-content: flex-end;
  }
  .flex-between {
    @include flex;
    justify-content: space-between;
  }
  .flex-center {
    @include flex;
    justify-content: center;
  }
  .clickable {
    cursor: pointer;
  }
  
  .f-tal { text-align: left;  }
  .f-tac { text-align: center;  }
  .f-tar { text-align: right;  }
  .f-mb-16 {margin-bottom: 16px;}
  .f-mt-16 {margin-top: 16px;}